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| author | Egor Tensin <egor@tensin.name> | 2026-02-28 21:59:12 +0100 |
|---|---|---|
| committer | Egor Tensin <egor@tensin.name> | 2026-02-28 22:19:57 +0100 |
| commit | 9611c248995ad3bacda1d0a93d0b5e1e6605d162 (patch) | |
| tree | eb3ae35b426e9d72e7cb34e8e9cc0453745a8e17 /node_modules/undici/lib/handler/RetryHandler.js | |
| parent | DEVELOPMENT.md: expand on sources (diff) | |
| download | cleanup-path-9611c248995ad3bacda1d0a93d0b5e1e6605d162.tar.gz cleanup-path-9611c248995ad3bacda1d0a93d0b5e1e6605d162.zip | |
upgrade actions/core to version 2
Diffstat (limited to 'node_modules/undici/lib/handler/RetryHandler.js')
| -rw-r--r-- | node_modules/undici/lib/handler/RetryHandler.js | 336 |
1 files changed, 0 insertions, 336 deletions
diff --git a/node_modules/undici/lib/handler/RetryHandler.js b/node_modules/undici/lib/handler/RetryHandler.js deleted file mode 100644 index 3710447..0000000 --- a/node_modules/undici/lib/handler/RetryHandler.js +++ /dev/null @@ -1,336 +0,0 @@ -const assert = require('assert') - -const { kRetryHandlerDefaultRetry } = require('../core/symbols') -const { RequestRetryError } = require('../core/errors') -const { isDisturbed, parseHeaders, parseRangeHeader } = require('../core/util') - -function calculateRetryAfterHeader (retryAfter) { - const current = Date.now() - const diff = new Date(retryAfter).getTime() - current - - return diff -} - -class RetryHandler { - constructor (opts, handlers) { - const { retryOptions, ...dispatchOpts } = opts - const { - // Retry scoped - retry: retryFn, - maxRetries, - maxTimeout, - minTimeout, - timeoutFactor, - // Response scoped - methods, - errorCodes, - retryAfter, - statusCodes - } = retryOptions ?? {} - - this.dispatch = handlers.dispatch - this.handler = handlers.handler - this.opts = dispatchOpts - this.abort = null - this.aborted = false - this.retryOpts = { - retry: retryFn ?? RetryHandler[kRetryHandlerDefaultRetry], - retryAfter: retryAfter ?? true, - maxTimeout: maxTimeout ?? 30 * 1000, // 30s, - timeout: minTimeout ?? 500, // .5s - timeoutFactor: timeoutFactor ?? 2, - maxRetries: maxRetries ?? 5, - // What errors we should retry - methods: methods ?? ['GET', 'HEAD', 'OPTIONS', 'PUT', 'DELETE', 'TRACE'], - // Indicates which errors to retry - statusCodes: statusCodes ?? [500, 502, 503, 504, 429], - // List of errors to retry - errorCodes: errorCodes ?? [ - 'ECONNRESET', - 'ECONNREFUSED', - 'ENOTFOUND', - 'ENETDOWN', - 'ENETUNREACH', - 'EHOSTDOWN', - 'EHOSTUNREACH', - 'EPIPE' - ] - } - - this.retryCount = 0 - this.start = 0 - this.end = null - this.etag = null - this.resume = null - - // Handle possible onConnect duplication - this.handler.onConnect(reason => { - this.aborted = true - if (this.abort) { - this.abort(reason) - } else { - this.reason = reason - } - }) - } - - onRequestSent () { - if (this.handler.onRequestSent) { - this.handler.onRequestSent() - } - } - - onUpgrade (statusCode, headers, socket) { - if (this.handler.onUpgrade) { - this.handler.onUpgrade(statusCode, headers, socket) - } - } - - onConnect (abort) { - if (this.aborted) { - abort(this.reason) - } else { - this.abort = abort - } - } - - onBodySent (chunk) { - if (this.handler.onBodySent) return this.handler.onBodySent(chunk) - } - - static [kRetryHandlerDefaultRetry] (err, { state, opts }, cb) { - const { statusCode, code, headers } = err - const { method, retryOptions } = opts - const { - maxRetries, - timeout, - maxTimeout, - timeoutFactor, - statusCodes, - errorCodes, - methods - } = retryOptions - let { counter, currentTimeout } = state - - currentTimeout = - currentTimeout != null && currentTimeout > 0 ? currentTimeout : timeout - - // Any code that is not a Undici's originated and allowed to retry - if ( - code && - code !== 'UND_ERR_REQ_RETRY' && - code !== 'UND_ERR_SOCKET' && - !errorCodes.includes(code) - ) { - cb(err) - return - } - - // If a set of method are provided and the current method is not in the list - if (Array.isArray(methods) && !methods.includes(method)) { - cb(err) - return - } - - // If a set of status code are provided and the current status code is not in the list - if ( - statusCode != null && - Array.isArray(statusCodes) && - !statusCodes.includes(statusCode) - ) { - cb(err) - return - } - - // If we reached the max number of retries - if (counter > maxRetries) { - cb(err) - return - } - - let retryAfterHeader = headers != null && headers['retry-after'] - if (retryAfterHeader) { - retryAfterHeader = Number(retryAfterHeader) - retryAfterHeader = isNaN(retryAfterHeader) - ? calculateRetryAfterHeader(retryAfterHeader) - : retryAfterHeader * 1e3 // Retry-After is in seconds - } - - const retryTimeout = - retryAfterHeader > 0 - ? Math.min(retryAfterHeader, maxTimeout) - : Math.min(currentTimeout * timeoutFactor ** counter, maxTimeout) - - state.currentTimeout = retryTimeout - - setTimeout(() => cb(null), retryTimeout) - } - - onHeaders (statusCode, rawHeaders, resume, statusMessage) { - const headers = parseHeaders(rawHeaders) - - this.retryCount += 1 - - if (statusCode >= 300) { - this.abort( - new RequestRetryError('Request failed', statusCode, { - headers, - count: this.retryCount - }) - ) - return false - } - - // Checkpoint for resume from where we left it - if (this.resume != null) { - this.resume = null - - if (statusCode !== 206) { - return true - } - - const contentRange = parseRangeHeader(headers['content-range']) - // If no content range - if (!contentRange) { - this.abort( - new RequestRetryError('Content-Range mismatch', statusCode, { - headers, - count: this.retryCount - }) - ) - return false - } - - // Let's start with a weak etag check - if (this.etag != null && this.etag !== headers.etag) { - this.abort( - new RequestRetryError('ETag mismatch', statusCode, { - headers, - count: this.retryCount - }) - ) - return false - } - - const { start, size, end = size } = contentRange - - assert(this.start === start, 'content-range mismatch') - assert(this.end == null || this.end === end, 'content-range mismatch') - - this.resume = resume - return true - } - - if (this.end == null) { - if (statusCode === 206) { - // First time we receive 206 - const range = parseRangeHeader(headers['content-range']) - - if (range == null) { - return this.handler.onHeaders( - statusCode, - rawHeaders, - resume, - statusMessage - ) - } - - const { start, size, end = size } = range - - assert( - start != null && Number.isFinite(start) && this.start !== start, - 'content-range mismatch' - ) - assert(Number.isFinite(start)) - assert( - end != null && Number.isFinite(end) && this.end !== end, - 'invalid content-length' - ) - - this.start = start - this.end = end - } - - // We make our best to checkpoint the body for further range headers - if (this.end == null) { - const contentLength = headers['content-length'] - this.end = contentLength != null ? Number(contentLength) : null - } - - assert(Number.isFinite(this.start)) - assert( - this.end == null || Number.isFinite(this.end), - 'invalid content-length' - ) - - this.resume = resume - this.etag = headers.etag != null ? headers.etag : null - - return this.handler.onHeaders( - statusCode, - rawHeaders, - resume, - statusMessage - ) - } - - const err = new RequestRetryError('Request failed', statusCode, { - headers, - count: this.retryCount - }) - - this.abort(err) - - return false - } - - onData (chunk) { - this.start += chunk.length - - return this.handler.onData(chunk) - } - - onComplete (rawTrailers) { - this.retryCount = 0 - return this.handler.onComplete(rawTrailers) - } - - onError (err) { - if (this.aborted || isDisturbed(this.opts.body)) { - return this.handler.onError(err) - } - - this.retryOpts.retry( - err, - { - state: { counter: this.retryCount++, currentTimeout: this.retryAfter }, - opts: { retryOptions: this.retryOpts, ...this.opts } - }, - onRetry.bind(this) - ) - - function onRetry (err) { - if (err != null || this.aborted || isDisturbed(this.opts.body)) { - return this.handler.onError(err) - } - - if (this.start !== 0) { - this.opts = { - ...this.opts, - headers: { - ...this.opts.headers, - range: `bytes=${this.start}-${this.end ?? ''}` - } - } - } - - try { - this.dispatch(this.opts, this) - } catch (err) { - this.handler.onError(err) - } - } - } -} - -module.exports = RetryHandler |
